This product is easy to use and has two different methods of preparation. Most of these products utilize a single-chamber pouch, which requires unsealing the pack at the tear notch, and removing the wipe, then applying it to a substance of interest.
Most results are instant, However, some may take up to 30 seconds for a color reaction to develop.
No color change is a negative results.
They are available in 10 packs only.















